Matematica mentale Worksheet

Recommended for 1° grado — 5° grado

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Matematica mentale Worksheet

Nome: ____________________Date: ____________

Instructions: Usare strategie mentali come fare dieci, raddoppiare e compensare per calcolare rapidamente.

20 problems

  1. 51 + 20 = ______
  2. 22 + 20 = ______
  3. 70 + 10 = ______
  4. 2 × 10 = ______
  5. 82 + 20 = ______
  6. 65 + 10 = ______
  7. 45 − 10 = ______
  8. 28 + 20 = ______
  9. 59 + 20 = ______
  10. 48 + 20 = ______
  11. 33 − 10 = ______
  12. 54 + 10 = ______
  13. 49 − 10 = ______
  14. 42 − 10 = ______
  15. 85 − 10 = ______
  16. 6 × 10 = ______
  17. 61 + 20 = ______
  18. 8 × 10 = ______
  19. 59 + 10 = ______
  20. 57 − 10 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath